27838000

素因数分解:

$2^4\times 5^3\times {\mathrm{31}}^1\times {\mathrm{449}}^1$

素因数の和:503

約数の個数: 80

約数和(自身を含む): 69638400

約数和(自身を除く): 41800400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 80, 100, 124, 125, 155, 200, 248, 250, 310, 400, 449, 496, 500, 620, 775, 898, 1000, 1240, 1550, 1796, 2000, 2245, 2480, 3100, 3592, 3875, 4490, 6200, 7184, 7750, 8980, 11225, 12400, 13919, 15500, 17960, 22450, 27838, 31000, 35920, 44900, 55676, 56125, 62000, 69595, 89800, 111352, 112250, 139190, 179600, 222704, 224500, 278380, 347975, 449000, 556760, 695950, 898000, 1113520, 1391900, 1739875, 2783800, 3479750, 5567600, 6959500, 13919000, 27838000]

約数ペア:

[(1, 27838000), (2, 13919000), (4, 6959500), (5, 5567600), (8, 3479750), (10, 2783800), (16, 1739875), (20, 1391900), (25, 1113520), (31, 898000), (40, 695950), (50, 556760), (62, 449000), (80, 347975), (100, 278380), (124, 224500), (125, 222704), (155, 179600), (200, 139190), (248, 112250), (250, 111352), (310, 89800), (400, 69595), (449, 62000), (496, 56125), (500, 55676), (620, 44900), (775, 35920), (898, 31000), (1000, 27838), (1240, 22450), (1550, 17960), (1796, 15500), (2000, 13919), (2245, 12400), (2480, 11225), (3100, 8980), (3592, 7750), (3875, 7184), (4490, 6200)]